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Long-term complications after infection with SARS-CoV-1, influenza and MERS-CoVlessons to learn in long COVID
[1] [3] Patients with dietary deficiency and intact absorption may require less frequent injections or may be suitable for high-dose oral supplementation instead (typically 50-150 micrograms of cyanocobalamin daily between meals)
J Physiol, 591(18):4655-66
Vitamin injections (usually given as a quick jab into the muscle) are absorbed quickly and can give you noticeable results within 24 hours
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